Cloud Applications

What I saw in a SHELL programming book is interesting. I recorded the code :#! /Bin/bashfor (i1; I & lt; 8; I ++) dofor (j1; j & lt; 8; j ++) dolet & quot; tmp ($ I + $ j) % 2 & quot; if [$ tmp-eq0]; t... What I saw in a SHELL programming book is

First, make sure that the character package is installed. if you do not need to install the rpm-ivhfonts-chinese-3.02-12.el5.noarch.rpm // package may be different versions of the rpm-ivhfonts-ISO8859-2-75dpi-1.0-17.1.noarch.rpm modify/etc/sysconfig/

I have been using linux for a while. although I am not proficient in it, the daily application maintenance is still okay. yesterday I intentionally formatted the/boot partition directly and tried to restore it today, let's see how we know about

Pkginfo | grepbind // check whether bindPkgrmBind name is installed. // uninstall BindCd/bind gungunzipbind-9.4.3-p3.tar.gz/examples //... Pkginfo | grep bind // check whether bind is installed Pkgrm Bind name // uninstall Bind Directory of

CentOS5.4 configure yum to install Apache + php + Mysql + phpmyadmin kernel 1. update the system kernel to the latest version. [root @ linuxfei ~] # Yum-y CentOS 5.4 Server configuration yum install Apache + php + Mysql + phpmyadmin------------------

Install the source code as follows: first remote to the server. 1. download from the Internet: VNC package [root @ wwwroot] # wgethttp: // Configure Install the source code as follows:First, remote access to the server.1. Download: VNC package from

1. the default desktop icon in Ubuntu is a little small, so let's modify it! In Ubuntu system tools-Configuration Manager-/apps/nautilus/icon_view/default_zoom_level is set to small (that is, 75%). The default value is stand... 1. the default

Generally, the Linux kernel does not support floating-point operations. In the process of data processing, we often encounter the following embarrassment: the data bit length in the calculation process conflicts with the error in the calculation

Experimental environment: 1) vmwere-based virtual machine implementation 2) This configuration has two Test nodes, node1.a.com and node2.a.com, with the IP addresses 172.16.4.11 and 172.16.4.22 respectively. 3) the simulated cluster service is a web

Before configuring drbd, let's take a look at the basic knowledge of drbd. DistributedReplicatedBlockDevice (DRBD) is a software-implemented, non-shared, and storage replication solution for image block device content between servers. Data Image:

# All device drivers in PlatformDriver driver Linux must be registered to the system platform. this operation is completed by a set of functions defined in platform_device.h. let's take a look at the structure of structplatform_driver:

When I think of a linux teacher from Neusoft, I told me that Tianji has finished the book and just bought it, you must have read "debughacks" in a week. Fortunately, I have practiced it. what should you do ~ First ulimit-c kernel dump file size

To do this function requires some configuration of the local machine: installation steps: 1, start the installer in windows, in the console input: java-jardcevm-0.2-win.jar (path to the folder of the dcevm-0.2-win.jar) below the attachment download

Set the servlet in linux, and install Tomcat 6 manually. Using netbeans in windows is very simple and you have configured it directly .. But it is quite troublesome in linux. All configurations must be written by yourself .. After a night, it was

13. in the standard EXT3 file system, the ext3 file system of Linux stores the content of each file in two parts: one is the file attribute and the other is the file content. In ext3, inode and block are planned to respectively store the attributes

With the rapid development of modern computer technology and the wide application of Internet technology, the transition from the PC era to the 3C (computer, communication, and consumer electronics) era, represented by personal digital assistants,

[Note] Some changes have taken place in the work queue since Linux 2.6.20. Currently, the materials searched from the network are generally about the work queue of the old version, and the introduction of the new version is rarely seen. This article

We want to create an nginx server with the proxy ip address 192.168.0.101 and the local machine as the test Master. The local ip address is the configuration of the 192.168.0.234Nginx proxy server. first, configure the yum source [root @ server70 ~]

Linux process communication is basically inherited from Unix, and the two major contributors are AT & amp; T and bsd which have different emphasis on processes, the former focuses on the expansion of communication between early processes and forms &

(1) find the findcontents in the file content of all files in the current directory (case insensitive, listing the row of the file where findcontents is located) & mdash; suitable for the current directory, the number of files and directories is